Bug 510931

Summary: okular: error while loading shared libraries: libPlasmaActivities.so.6: cannot open shared object file: No such file or directory
Product: [KDE Neon] neon Reporter: Malte S. Stretz <mss>
Component: Packages User EditionAssignee: Neon Bugs <neon-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: normal CC: jr, neon-bugs-null
Priority: NOR    
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Other   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Malte S. Stretz 2025-10-22 21:07:44 UTC
SUMMARY

Looks like the update to 6.5.0 broke Okular. It doesn't start anymore, ails out with the error message

> okular: error while loading shared libraries: libPlasmaActivities.so.6: cannot open shared object file: No such file or directory


STEPS TO REPRODUCE
1. Open a PDF file
2. Nothing happens
3. Try to start Okular via Konsole

OBSERVED RESULT

See above.

EXPECTED RESULT

Okular starting.

SOFTWARE/OS VERSIONS
Operating System: KDE neon User Edition
KDE Plasma Version: 6.5.0
KDE Frameworks Version: 6.19.0
Qt Version: 6.9.2
Kernel Version: 6.14.0-33-generic (64-bit)
Graphics Platform: Wayland
Comment 1 Malte S. Stretz 2025-10-22 21:10:52 UTC
This is weird:

> find /usr/lib/x86_64-linux-gnu/ -name libPlasmaActivities.so.* | xargs ls -l
> -rw-r--r-- 1 root root 257752 Okt 21 10:26 /usr/lib/x86_64-linux-gnu/libPlasmaActivities.so.6.5.0
> lrwxrwxrwx 1 root root     28 Okt 21 10:26 /usr/lib/x86_64-linux-gnu/libPlasmaActivities.so.7 -> libPlasmaActivities.so.6.5.0
Comment 2 Antonio Rojas 2025-10-22 21:20:35 UTC

*** This bug has been marked as a duplicate of bug 510872 ***